Ace Crown Pack of 6, exchangeable for items of the same or lesser value. When exchanging, please provide the symbol and number of the title, and the color number of the thread. #50 50-count Ace Crown Can be used with home sewing machines with some adjustments. All #50 Threads are nearly unused, with only test stitching. 230 x 2 268 x 2 29 x 2 Please note that the color appearance may differ between the actual product and the images. As these items are stored in a factory or warehouse, please refrain from purchasing if you are concerned about dirt or dust. Ace Crown filament sewing thread is highly strong with moderate elongation, excellent fastness, and is a top-quality sewing thread. In particular, because it uses excellent raw yarn with high heat resistance, it has good sewability and provides a beautiful finish.